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3200 Phaethon

Orbital period : 1.43 years

NASA/JPL elements
IAU/MPC elements


On 2017 Nov 22 20h56 UT by Nicolas Biver


(Copyright Nicolas Biver)

Coma Total magnitude (m1)14.6
Nuclear magnitude (m2)14.6
Aperture radius used for m216 "
Coma diameter0.1 '
Coma condensation degree (DC)9
r (dist/Sun) 1.371 AU
d (dist/Earth) 0.482 AU
Right ascension07 02 55 h m s
Declination+36 47 40 ° ' "
Instrumental configurationConfig1
InstrumentT407 f/D 4.3 Dobson
Instrument typeNewton
Instrument aperture (0=naked eye)407 mm
Instrument focale length1750 mm
Instrument focale/diameter4.3
Filter(s)None
CameraSony A7s
SensorDC
Sensor size36x24 mm2
Sensor pixels number4240x2832
Binning2x2
MountDobson
MotorizationNo
AutoguideNo
Exposure total time20 s
Exposure details80x1/4s
Sky transparency (naked eye max mag)4
Seeing4
Moon elongation180 °
Air mass2
LocationVersailles
Reference stars catalogTycho-2
Used softwaresIRIS
Image resize factor0.5
Resulting picture sampling (scale)2.0 "/pix
Image processingimages binnées, alignement, somme, retrait de gradient
Remarks or commentsEntre 2 arbres, en direction de Paris avec des lampadaires à proximité au début (SQM=18.2 à 18.4 une fois éteints)
Observation submission date2017 Nov 23 18h13m03s
Observation modification date2017 Nov 23 18h20m50s

(Record n° 18547)

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